National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Clear

67°F

19°C

Humidity 50%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 May 03:53 PM PDT
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Partly cloudy, with a low around 49. North northwest wind 5 to 10 mph becoming light after midnight.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81. North northeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Light north northeast wind becoming north northwest 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. North northwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. North northwest wind 5 to 10 mph becoming light after midnight.
Thursday
Sunny, with a high near 81. North northeast wind 5 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 53. North wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.
Friday
Sunny, with a high near 80. Light north northeast wind becoming north northwest 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 53. North northwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 51.
Memorial Day
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 64.
Monday Night
Rain likely. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.44°N 122.52°W (Elev. 600 ft)
Last Update:
3:41 pm PDT May 20, 2026
Forecast Valid:
4pm PDT May 20, 2026-6pm PDT May 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation